12050920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 31288320

約数和(自身を除く): 19237400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 223, 280, 386, 446, 772, 892, 965, 1115, 1351, 1544, 1561, 1784, 1930, 2230, 2702, 3122, 3860, 4460, 5404, 6244, 6755, 7720, 7805, 8920, 10808, 12488, 13510, 15610, 27020, 31220, 43039, 54040, 62440, 86078, 172156, 215195, 301273, 344312, 430390, 602546, 860780, 1205092, 1506365, 1721560, 2410184, 3012730, 6025460, 12050920]

約数ペア:

[(1, 12050920), (2, 6025460), (4, 3012730), (5, 2410184), (7, 1721560), (8, 1506365), (10, 1205092), (14, 860780), (20, 602546), (28, 430390), (35, 344312), (40, 301273), (56, 215195), (70, 172156), (140, 86078), (193, 62440), (223, 54040), (280, 43039), (386, 31220), (446, 27020), (772, 15610), (892, 13510), (965, 12488), (1115, 10808), (1351, 8920), (1544, 7805), (1561, 7720), (1784, 6755), (1930, 6244), (2230, 5404), (2702, 4460), (3122, 3860)]